Finding the Fourth Proportional to 111,612.06, 167,423.18 and 31,655.75

Step by Step Solution

1. Step 1: Write the proportion equation
   111,612.06 : 167,423.18 = 31,655.75 : x
2. Step 2: Convert to fraction form
   111,612.06/167,423.18 = 31,655.75/x
3. Step 3: Cross multiply
   111,612.06x = 167,423.18 × 31,655.75
4. Step 4: Simplify right side
   111,612.06x = 5,299,905,334.89
5. Step 5: Solve for x
   x = 5,299,905,334.89/111,612.06
6. Step 6: Final answer
   x = 47,485.06